Look Closely, This Ant Is Carrying a Passenger

Sometimes even experienced entomologists need a double-take to fully grasp what they’re seeing. And upon closer examination, they found a new species hiding in plain sight.

A new kind of beetle discovered in the Costa Rican rainforest almost passed by unnoticed, because it hides so well on the army ants it uses for transportation. It was only after the researchers tried to puzzle out the mystery of the ants with two abdomens that they spotted the squat beetle, named Nymphista kronaeuri af